CN220277470U - Hydrogen fuel cell membrane coating device - Google Patents
Hydrogen fuel cell membrane coating device Download PDFInfo
- Publication number
- CN220277470U CN220277470U CN202320966196.4U CN202320966196U CN220277470U CN 220277470 U CN220277470 U CN 220277470U CN 202320966196 U CN202320966196 U CN 202320966196U CN 220277470 U CN220277470 U CN 220277470U
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- roller
- hydrogen fuel
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- 238000000576 coating method Methods 0.000 title claims abstract description 111
- 239000011248 coating agent Substances 0.000 title claims abstract description 104
- 239000000446 fuel Substances 0.000 title claims abstract description 40
- 239000001257 hydrogen Substances 0.000 title claims abstract description 40
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 40
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 210000000170 cell membrane Anatomy 0.000 title claims abstract description 30
- 239000000758 substrate Substances 0.000 claims abstract description 60
- 238000001035 drying Methods 0.000 claims abstract description 27
- 238000001179 sorption measurement Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 18
- 239000003292 glue Substances 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 10
- 238000004026 adhesive bonding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 210000004027 cell Anatomy 0.000 description 10
- 239000012528 membrane Substances 0.000 description 10
- 239000010408 film Substances 0.000 description 6
- 238000009501 film coating Methods 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 6
- 239000007888 film coating Substances 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000012213 gelatinous substance Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- -1 alumite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Fuel Cell (AREA)
Abstract
The utility model discloses a hydrogen fuel cell membrane coating device, comprising: the device comprises a rack, a first unreeling roller, a vacuum adsorption roller set, a drying assembly and a first reeling roller, wherein the first unreeling roller, the vacuum adsorption roller set, the drying assembly and the first reeling roller are sequentially arranged on the rack and used for releasing a substrate to be coated; the vacuum adsorption roller set comprises at least one vacuum adsorption roller and dust-free paper attached to the surface of each vacuum adsorption roller, and a plurality of vent holes are uniformly distributed on the dust-free paper; the drying assembly comprises an oven and a conveying structure penetrating through the oven and used for conveying the base material; the conveying structure comprises a pair of chain clamp units which are suitable for clamping the side end surfaces of the base material along the conveying direction of the base material, and a power structure which is respectively connected with the pair of chain clamp units to drive the chain clamp units to circularly operate.
Description
Technical Field
The utility model relates to the technical field of coating equipment, in particular to a hydrogen fuel cell membrane coating device.
Background
The coating equipment is mainly applied to the sizing coating processing of various reel substrates such as plastic films, papers, alumite, cloth, leather and the like. The coating device basically comprises an unreeling roller, a coating roller, a drying device and a reeling roller to realize the coating operation of the film material. Such as, but not limited to, the coater coating roller device disclosed in publication number CN102989626 a.
The preparation process of the membrane electrode of the hydrogen fuel cell comprises the key procedures of uniformly coating liquid slurry on an ultrathin and easily deformed membrane and heating and drying the membrane by an oven. The conventional coating method is to spray the slurry directly onto the film and then dry the film through an oven. In the manufacturing process of the membrane electrode, the film may be contracted and rolled or deformed in a stretching way, and the contracting and rolling or the deformed in a stretching way can lead to long drying time, so that the drying efficiency is low. In this regard, publication No. CN210646945U discloses a coater for ultra-thin film coating, which prevents the coated substrate from shrink rolling or stretch deformation on the vacuum suction roller by providing a liner film between the vacuum suction roller and the coated substrate. According to practical research, the structure of matching the vacuum adsorption roller and the lining film only can prevent the coated substrate from shrinking, rolling and deforming or stretching deformation on the vacuum adsorption roller, and the risk of shrinking, rolling and deforming exists in the drying process of the coated substrate, so that the problem of deformation prevention in the two processes of coating and drying is also required to be considered in order to effectively ensure the coating effect of the membrane electrode, and the stability of the coating quality of the membrane electrode of the hydrogen fuel cell is ensured.
Disclosure of Invention
The utility model aims to provide a hydrogen fuel cell membrane coating device which aims to solve the technical problem of improving the coating quality of membrane electrodes of a hydrogen fuel cell.
The hydrogen fuel cell membrane coating apparatus of the present utility model is realized by:
a hydrogen fuel cell membrane coating apparatus comprising: the device comprises a rack, a first unreeling roller, a vacuum adsorption roller set, a drying assembly and a first reeling roller, wherein the first unreeling roller, the vacuum adsorption roller set, the drying assembly and the first reeling roller are sequentially arranged on the rack and used for releasing a substrate to be coated; wherein the method comprises the steps of
The vacuum adsorption roller set comprises at least one vacuum adsorption roller and dust-free paper attached to the surface of each vacuum adsorption roller, and a plurality of vent holes are uniformly distributed on the dust-free paper; and
the drying assembly comprises an oven and a conveying structure penetrating through the oven and used for conveying the base material; the conveying structure comprises a pair of chain clamp units which are suitable for clamping a pair of side end faces of the substrate along the conveying direction of the substrate, and a power structure which is respectively connected with the pair of chain clamp units to drive the chain clamp units to circularly operate.
In an alternative embodiment of the utility model, each chain clip unit comprises a drive chain in an annular distribution and a plurality of chain clips uniformly arranged on the drive chain.
In an alternative embodiment of the utility model, the power structure comprises a pair of transmission gears respectively connected with two ends of the transmission chain, and a driving motor connected with at least one of the transmission gears to drive the transmission gears to rotate.
In an alternative embodiment of the present utility model, the hydrogen fuel cell membrane coating apparatus further includes a coating unit for coating the substrate;
the coating units respectively comprise a pair of coating assemblies respectively used for coating the upper surface and the lower surface of the substrate;
any one of the coating assemblies comprises a gluing die head and a lifting driving structure which is connected with the gluing die head and used for driving the gluing die head to do lifting motion.
In an alternative embodiment of the present utility model, the vacuum suction roll set includes two vacuum suction rolls arranged side by side; and
the dust-free paper attached to the surfaces of the two vacuum adsorption rollers is connected.
In an alternative embodiment of the utility model, one of the pair of coating assemblies is located above the vacuum suction roll of the two vacuum suction rolls adjacent to the first unwind roll and the other coating assembly is located between the other vacuum suction roll and the drying assembly.
In an alternative embodiment of the present utility model, the lifting driving structure includes a lifting plate connected to the glue spreading die head, a pair of sliding tables connected to both ends of the lifting plate, a pair of guide rails in one-to-one sliding fit with the pair of sliding tables, and a pair of head coating cylinders connected one-to-one with the pair of sliding tables.
In an alternative embodiment of the present utility model, the hydrogen fuel cell membrane coating apparatus further includes a pair of push rod assemblies facing one to the lifting driving structures included in the pair of coating assemblies, respectively; and
each push rod assembly comprises a push rod top sleeve which is arranged opposite to the sliding table and an electric push rod which is connected with the push rod top sleeve.
In an alternative embodiment of the present utility model, the hydrogen fuel cell membrane coating apparatus further includes a winding and unwinding roller assembly for winding and unwinding the dust-free paper.
In an alternative embodiment of the utility model, the wind-up and wind-down roller assembly comprises a second wind-down roller for releasing the dust-free paper and a second wind-up roller for winding the dust-free paper.
By adopting the technical scheme, the utility model has the following beneficial effects: the hydrogen fuel cell film coating apparatus of the present utility model can prevent the substrate to be coated from being deformed by shrinkage and rolling or stretching on the vacuum suction roller by the dust-free paper attached on the vacuum suction roller. Furthermore, for the stoving subassembly that adopts, not only include the oven but also including the conveying structure who runs through the oven that is used for carrying the substrate, wherein conveying structure include along the substrate direction of delivery be suitable for the pair of chain clamp unit of the pair of side face of centre gripping substrate, the both sides end of substrate is held to here through a pair of chain clamp unit to the substrate that makes the oven through is difficult for appearing shrink under the centre gripping effect of chain clamp unit and is beaten the book and warp, thereby compromise the anti-deformation problem of coating and stoving two in-process, thereby guarantee the stability of the coating quality of hydrogen fuel cell's membrane electrode.
Drawings
Fig. 1 is a schematic view of a first view angle structure of a hydrogen fuel cell membrane coating apparatus of the present utility model;
fig. 2 is a schematic view of a second view angle structure of the hydrogen fuel cell membrane coating apparatus of the present utility model;
fig. 3 is a schematic view showing a partial structure of a hydrogen fuel cell membrane coating apparatus of the present utility model;
fig. 4 is a schematic diagram showing a partial structure of a hydrogen fuel cell membrane coating apparatus according to the present utility model;
fig. 5 is a schematic view showing a partial structure of a hydrogen fuel cell membrane coating apparatus according to the present utility model.
In the figure: the device comprises a frame 1, a first unreeling roller 2, a first winding roller 3, an unreeling transition roller 4, a winding transition roller 5, a vacuum adsorption roller 6, dust-free paper 7, a chain clamp 8, a clamping bottom plate 81, a clamping handle 82, a base material 9, a transmission chain 10, a transmission gear 11, a driving motor 12, a gluing die head 13, a lifting plate 14, a sliding table 15, a guide rail 16, a coating head cylinder 17, a second unreeling roller 18, a second winding roller 19, a push rod top sleeve 20, an electric push rod 21 and an oven 22.
Detailed Description
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Example 1:
referring to fig. 1 to 5, the present embodiment provides a hydrogen fuel cell film coating apparatus, comprising: the device comprises a frame 1, a first unreeling roller 2, a vacuum adsorption roller set, a drying component and a first reeling roller 3, wherein the first unreeling roller 2, the vacuum adsorption roller set, the drying component and the first reeling roller 3 are sequentially arranged on the frame 1 and used for releasing a substrate 9 to be coated, and the first reeling roller 3 is used for reeling the substrate 9 which is coated.
It will be appreciated that, in connection with the requirements of conventional hydrogen fuel cell membrane coating apparatus, generally, at least one unreeling transition roller 4 for guiding the substrate 9 to be coated through may be further disposed between the first unreeling roller 2 and the vacuum adsorption roller set, and similarly, at least one reeling transition roller 5 for guiding the coated substrate 9 through may be disposed between the first reeling roller 3 and the drying assembly.
Based on the above-mentioned structure, more specifically, first, the vacuum suction roll set employed in this embodiment includes at least one vacuum suction roll 6 and dust-free paper 7 attached to the surface of each vacuum suction roll 6, and a plurality of ventilation holes are uniformly distributed on the dust-free paper 7. The vacuum suction roller 6 sucks the base material 9 through the through hole, preventing the base material 9 from being deformed on the surface of the vacuum suction roller 6. The dust-free paper 7 arranged between the vacuum adsorption roller 6 and the base material 9 can prevent the base material 9 from shrinking, rolling or stretching deformation on the vacuum adsorption roller 6, the spraying thickness on the base material 9 is uniform, the damage of the vacuum adsorption roller 6 to the surface of the base material 9 can be prevented, and the coating and drying efficiency of the spraying material on the base material 9 can be improved.
Next, the drying assembly includes an oven 22 and a conveying structure penetrating the oven 22 for conveying the substrate 9. In detail, the conveying structure includes a pair of chain nip units adapted to nip a pair of side end surfaces of the substrate 9 along a conveying direction of the substrate 9, and a power structure connected to the pair of chain nip units, respectively, to drive the chain nip units to circulate. The substrate 9 clamped by the chain clamp unit can be smoothly conveyed to the direction of the first wind-up roll 3 through the cooperation of the chain clamp unit and the power structure, namely, the substrate 9 in the conveying process can be kept in a good unfolding state.
Furthermore, each chain clip unit includes a transmission chain 10 distributed in a ring shape and a plurality of chain clips 8 uniformly provided on the transmission chain 10. The chain clamp 8 may be any pneumatic clamp capable of clamping membrane substances, which is mature in the prior art, generally, the chain clamp 8 comprises a clamping bottom plate 81 and a clamping handle 82 which are suitable for forming a clamping opening, the clamping handle 82 is rotationally connected with the clamping bottom plate 81 through a support column, the clamping handle 82 rotates under the action of high-pressure gas to clamp the substrate 9 positioned in the clamping opening, and after the substrate 9 is conveyed, the substrate 9 is released through the rotation of the clamping handle 82 relative to the clamping bottom plate 81. The two side ends of the base material 9 are clamped by the pair of chain clamp units, so that the base material 9 passing through the oven 22 is not easy to deform under the clamping action of the chain clamp units, and the deformation prevention problems in the two processes of coating and drying are considered, thereby ensuring the stability of the coating quality of the membrane electrode of the hydrogen fuel cell.
For example, in an alternative case with reference to the drawings, the power structure includes a pair of transmission gears 11 connected to both ends of the transmission chain 10, respectively, and a driving motor 12 connected to at least one of the transmission gears 11 to drive the transmission gears 11 to rotate.
In addition, the hydrogen fuel cell film coating apparatus of the present embodiment further includes a coating unit for coating the substrate 9; the coating units respectively include a pair of coating units for coating the upper and lower surfaces of the substrate 9, respectively; any coating assembly comprises a glue coating die head 13 and a lifting driving structure connected with the glue coating die head 13 and used for driving the glue coating die head 13 to do lifting movement. It should be noted that, according to different situations of the coating process of the actual substrate 9, some substrates 9 are continuously coated in the coating process, and some substrates 9 are intermittently coated in the coating process, so that in order to make the hydrogen fuel cell film coating apparatus of this embodiment adapt to the use requirements of the substrates 9 with different coating modes, the embodiment designs a lifting driving structure connected to the glue coating die head 13, so that when intermittent coating is required, the coating duty cycle of the glue coating die head 13 can be adjusted by the lifting driving structure, and when continuous coating is required, the coating state between the glue coating die head 13 and the substrate 9 can be maintained.
For example, in an alternative case with reference to the drawings, the elevation driving structure includes an elevation plate 14 connected to the glue die 13, a pair of slide tables 15 connected to both ends of the elevation plate 14, a pair of guide rails 16 slidably fitted with the pair of slide tables 15 one by one, and a pair of head cylinders 17 connected to the pair of slide tables 15 one by one. The guide rail 16 and the coating head cylinder 17 may here be fixed directly or indirectly to the frame 1.
Further, the vacuum suction roller group in the present embodiment includes two vacuum suction rollers 6 arranged side by side; and dust-free paper 7 attached to the surfaces of the two vacuum suction rolls 6. For this reason, the hydrogen fuel cell membrane coating apparatus of the present embodiment further includes a winding-unwinding roller assembly for winding and unwinding the dust-free paper 7. The wind-up and pay-off roller assembly comprises a second wind-up roller 18 for releasing the dust-free paper 7 and a second wind-up roller 19 for winding up the dust-free paper 7.
Furthermore, one of the pair of coating units is located above the vacuum suction roller 6 adjacent to the first unwind roller 2 of the two vacuum suction rollers 6, and the other coating unit is located between the other vacuum suction roller 6 and the drying unit.
In summary, with the hydrogen fuel cell membrane coating apparatus of the present embodiment, the substrate 9 to be coated is unwound by the first unwinding roller 2, and then the coating operation on the upper and lower surfaces of the substrate 9 is achieved by the cooperation of the vacuum adsorption roller set and the coating unit, and deformation of the substrate 9 is prevented during the coating process; the substrate 9 after coating is dried by the drying component, two side ends of the substrate 9 are clamped by the pair of chain clamp units in the drying process, so that the substrate 9 passing through the oven 22 is not easy to deform under the clamping action of the chain clamp units, and finally the substrate 9 after drying is wound by the first winding roller 3, so that one-time coating processing of the substrate 9 is completed.
Example 2:
on the basis of the hydrogen fuel cell membrane coating apparatus of embodiment 1, the hydrogen fuel cell membrane coating apparatus provided in this embodiment further includes a pair of push rod assemblies facing one to one and facing the elevating driving structure included in each of the pair of coating assemblies; and each push rod assembly comprises a push rod top sleeve 20 which is arranged opposite to the sliding table 15 and an electric push rod 21 which is connected with the push rod top sleeve 20. It should be noted that, in connection with the coating process of the specific substrate 9, the glue die 13 and the pusher top 20 are located on two opposite side end surfaces of the substrate 9, respectively.
Specifically, the glue coating die 13 of the hydrogen fuel cell film coating device is used for enabling the gelatinous substance in the coating device to flow out by a gap between the gelatinous substance and the substrate 9, and the quantity of the flowing out quantity is determined by the quantity of the flow source extruded into the coating device on the one hand, and the flow rate and uniformity of the gelatinous substance are controlled by the gap between the lip of the glue coating die 13 and the substrate 9 on the other hand. Therefore, in order to precisely control the coating gap between the coating die 13 and the substrate 9 during the coating process of the substrate 9, in this embodiment, the coating die 13 and the push rod top sleeve 20 are respectively located at two opposite side end surfaces of the substrate 9, and it should be noted that, here, an extension plate 151 is provided on the sliding table 15 connected to the coating head cylinder 17, which extends outside the substrate 9, and the extension plate is in a convex state with respect to the end surface of the coating die 13 facing the substrate 9, in this state, by contact cooperation of the push rod top sleeve 20 and the extension plate 151, the position of the push rod top sleeve 20 with respect to the sliding table 15 can be limited, so that the position of the coating die 13 connected to the sliding table 15 is also precisely defined, and thus, by the position of the coating die 13 with respect to the substrate 9, the gap between the lip of the coating die 13 and the substrate 9 can be precisely controlled.
The foregoing embodiments have been provided for the purpose of illustrating the general principles of the present utility model, and are more fully described herein with reference to the accompanying drawings, in which the principles of the present utility model are shown and described, and in which the general principles of the utility model are defined by the appended claims.
In the description of the present utility model, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present utility model, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.
Claims (10)
1. A hydrogen fuel cell membrane coating apparatus, characterized by comprising: the device comprises a rack, a first unreeling roller, a vacuum adsorption roller set, a drying assembly and a first reeling roller, wherein the first unreeling roller, the vacuum adsorption roller set, the drying assembly and the first reeling roller are sequentially arranged on the rack and used for releasing a substrate to be coated; wherein the method comprises the steps of
The vacuum adsorption roller set comprises at least one vacuum adsorption roller and dust-free paper attached to the surface of each vacuum adsorption roller, and a plurality of vent holes are uniformly distributed on the dust-free paper; and
the drying assembly comprises an oven and a conveying structure penetrating through the oven and used for conveying the base material; the conveying structure comprises a pair of chain clamp units which are suitable for clamping a pair of side end faces of the substrate along the conveying direction of the substrate, and a power structure which is respectively connected with the pair of chain clamp units to drive the chain clamp units to circularly operate.
2. The hydrogen fuel cell membrane coating apparatus according to claim 1, wherein each chain clamp unit includes a transmission chain in an annular distribution and a plurality of chain clamps uniformly provided on the transmission chain.
3. The hydrogen fuel cell membrane coating apparatus according to claim 2, wherein the power structure includes a pair of transmission gears connected to both ends of the transmission chain, respectively, and a driving motor connected to at least one of the transmission gears to drive the transmission gears to rotate.
4. A hydrogen fuel cell membrane coating apparatus according to any one of claims 1 to 3, further comprising a coating unit for coating a substrate;
the coating units respectively comprise a pair of coating assemblies respectively used for coating the upper surface and the lower surface of the substrate;
any one of the coating assemblies comprises a gluing die head and a lifting driving structure which is connected with the gluing die head and used for driving the gluing die head to do lifting motion.
5. The hydrogen fuel cell membrane coating apparatus according to claim 4, wherein the vacuum suction roll set includes two vacuum suction rolls arranged side by side; and
the dust-free paper attached to the surfaces of the two vacuum adsorption rollers is connected.
6. The hydrogen fuel cell membrane coating apparatus according to claim 5 wherein one of the pair of coating modules is located above the vacuum suction roll of the two vacuum suction rolls adjacent to the first unwind roll and the other coating module is located between the other vacuum suction roll and the drying module.
7. The hydrogen fuel cell membrane coating apparatus according to claim 4 wherein the elevation driving structure comprises an elevation plate connected to the glue die, a pair of slide tables connected to both ends of the elevation plate, a pair of guide rails slidably fitted with the pair of slide tables one by one, and a pair of head cylinders connected to the pair of slide tables one by one.
8. The hydrogen fuel cell membrane coating apparatus according to claim 5, further comprising a pair of push rod assemblies facing one to the lifting drive structure included in each of the pair of coating assemblies; and
each push rod assembly comprises a push rod top sleeve which is arranged opposite to the sliding table and an electric push rod which is connected with the push rod top sleeve.
9. The hydrogen fuel cell membrane coating apparatus according to claim 5 further comprising a take-up and pay-off roller assembly for taking up and pay-off the dust-free paper.
10. The hydrogen fuel cell membrane coating apparatus according to claim 9 wherein the take-up and pay-off roll assembly comprises a second pay-off roll for releasing the dust-free paper and a second take-up roll for winding the dust-free paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320966196.4U CN220277470U (en) | 2023-04-24 | 2023-04-24 | Hydrogen fuel cell membrane coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320966196.4U CN220277470U (en) | 2023-04-24 | 2023-04-24 | Hydrogen fuel cell membrane coating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220277470U true CN220277470U (en) | 2024-01-02 |
Family
ID=89329876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320966196.4U Active CN220277470U (en) | 2023-04-24 | 2023-04-24 | Hydrogen fuel cell membrane coating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220277470U (en) |
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2023
- 2023-04-24 CN CN202320966196.4U patent/CN220277470U/en active Active
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